General Science • PhysicsEasy
What is the SI unit of electrical resistance?
A. Siemens
B. Volt
C. Ohm✓ Correct Answer
D. Coulomb
💡 Solution & Explanation
The ohm is the derived SI unit of electrical resistance, named after the German physicist Georg Ohm. Related units include the volt for electric potential difference, the coulomb for electric charge, and the siemens for electrical conductance. Understanding these standard international units forms a foundational concept in physics for all competitive examinations.
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